7. A student is ranked 13th from right and 8th from left. How many students a
there in total?
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0
Answer:
there are 20 students..........
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4
there are 20 students.
the student is 13th from right means that 12 students are in right of him.
and 8th from left means there are 8 students in the left including him.
12 from right+8 from left
20 students.
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